Note 4 - Debt (Details) (USD $)	1 Months Ended		6 Months Ended					3 Months Ended
	Jun. 25, 2012	Mar. 23, 2012	Jun. 28, 2013	Dec. 28, 2012	Jun. 28, 2013 Designated as Hedging Instrument [Member] London Interbank Offered Rate (LIBOR) [Member] Interest Rate Swap [Member]	Jun. 28, 2013 Designated as Hedging Instrument [Member] Interest Rate Swap [Member]	Jun. 25, 2012 Designated as Hedging Instrument [Member] Interest Rate Swap [Member]	Mar. 21, 2013 London Interbank Offered Rate (LIBOR) [Member] Revolving Credit Facility [Member]	Jun. 28, 2013 London Interbank Offered Rate (LIBOR) [Member] Revolving Credit Facility [Member]	Jun. 25, 2012 Loans Payable [Member]
Note 4 - Debt (Details) [Line Items]
Property, Plant and Equipment, Additions (in Dollars)	$ 3,000,000
Debt Instrument, Face Amount (in Dollars)										2,388,000
Debt Instrument, Term	5 years	2 years
Term Loan Amortization Period	20 years
Derivative, Notional Amount (in Dollars)							2,388,000
Derivative, Fixed Interest Rate						1.43%
Derivative, Basis Spread on Variable Rate					2.50%
Debt Instrument, Interest Rate, Effective Percentage						3.93%
Derivative, Variable Interest Rate					0.19%
Derivative Liability, Fair Value, Gross Liability (in Dollars)						33,900
Line of Credit Facility, Maximum Borrowing Capacity (in Dollars)			3,000,000	3,000,000
Debt Instrument, Basis Spread on Variable Rate								3.00%	2.50%
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.25%
Line of Credit Facility, Remaining Borrowing Capacity (in Dollars)			$ 1,400,000	$ 2,480,000